Huasen Petroleum Supplies Co., Ltd. specializes in the manufacture and sale of diamond bits and drilling tools. Our company is located in the city of Hejian, Hebei Province, China. With Beijing nearby, we enjoy abundant resources and good communication. Our company has many industrial experts in the research and manufacture of diamond bits. Our technical staff members are familiar with drilling bits. Our company independently designs diamond bits with the features of anti-abrasion and impact resist performance. This can significantly improve production capacity and reduce construction period...